dovecot/original-hg/dovecot-1.2: src/master/login-process.c annotate

annotate src/master/login-process.c @ 7927:2351a81ce699 HEAD

If commands are pipelined after the login command, pass them to the IMAP/POP3 process so it can process the command instead of discarding it.

author	Timo Sirainen <tss@iki.fi>
date	Sat, 21 Jun 2008 12:23:08 +0300
parents	4b4d2a4423ec
children	9e226056a208

rev	line source
7086 7ed926ed7aa4 Updated copyright notices to include year 2008. Timo Sirainen <tss@iki.fi> parents: 6940 diff changeset	1 /* Copyright (c) 2002-2008 Dovecot authors, see the included COPYING file */
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	2
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	3 #include "common.h"
5887 3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	4 #include "array.h"
532 3b53dd1280c6 I/O buffers now use real blocking instead of setting up a sub-ioloop to Timo Sirainen <tss@iki.fi> parents: 410 diff changeset	5 #include "ioloop.h"
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	6 #include "hash.h"
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	7 #include "network.h"
764 f57c52738f90 Renamed IBuffer and OBuffer to IStream and OStream which describes their Timo Sirainen <tss@iki.fi> parents: 747 diff changeset	8 #include "ostream.h"
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	9 #include "fdpass.h"
727 8dd8ebe6bcac We use close-on-exec flag now to make sure that master process closes the Timo Sirainen <tss@iki.fi> parents: 722 diff changeset	10 #include "fd-close-on-exec.h"
697 7814b29d0862 Created env_put() and env_clean() for a bit easier handling of environment Timo Sirainen <tss@iki.fi> parents: 666 diff changeset	11 #include "env-util.h"
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	12 #include "restrict-access.h"
722 0438621d25ff Added virtual memory size limits to processes. Default values are pretty Timo Sirainen <tss@iki.fi> parents: 699 diff changeset	13 #include "restrict-process-size.h"
5887 3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	14 #include "dup2-array.h"
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	15 #include "login-process.h"
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	16 #include "auth-process.h"
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	17 #include "mail-process.h"
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	18 #include "master-login-interface.h"
2000 c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	19 #include "log.h"
3901 0ae5f5b468b7 Put ssl-parameters file into login directory so it still can be accessed Timo Sirainen <tss@iki.fi> parents: 3889 diff changeset	20 #include "ssl-init.h"
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	21
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	22 #include <unistd.h>
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	23 #include <syslog.h>
4649 a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	24 #include <sys/stat.h>
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	25
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	26 struct login_process {
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	27 struct child_process process;
f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	28
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	29 struct login_group *group;
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	30 struct login_process prev_prelogin, next_prelogin;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	31 int refcount;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	32
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	33 pid_t pid;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	34 int fd;
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	35 struct io *io;
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	36 struct ostream *output;
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	37 enum master_login_state state;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	38
925 2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	39 unsigned int initialized:1;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	40 unsigned int destroyed:1;
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	41 unsigned int inetd_child:1;
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	42 };
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	43
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	44 struct login_auth_request {
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	45 struct login_process *process;
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	46 unsigned int tag;
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	47
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	48 unsigned int login_tag;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	49 int fd;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	50
7927 2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	51 unsigned int data_size;
2097 4e77cb0aff21 Added %l, %r and %P variables and mail_log_prefix setting. Timo Sirainen <tss@iki.fi> parents: 2046 diff changeset	52 struct ip_addr local_ip, remote_ip;
7927 2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	53 unsigned char data[];
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	54 };
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	55
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	56 static unsigned int auth_id_counter, login_pid_counter;
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	57 static struct timeout *to;
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	58 static struct io *io_listen;
4148 f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	59 static bool logins_stalled = FALSE;
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	60
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	61 static struct login_group *login_groups;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	62
4651 2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	63 static void login_processes_stall(void);
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	64 static void login_process_destroy(struct login_process *p);
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	65 static void login_process_unref(struct login_process *p);
3863 55df57c028d4 Added "bool" type and changed all ints that were used as booleans to bool. Timo Sirainen <tss@iki.fi> parents: 3692 diff changeset	66 static bool login_process_init_group(struct login_process *p);
4148 f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	67 static void login_processes_start_missing(void *context);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	68
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	69 static void login_group_create(struct settings *set)
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	70 {
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	71 struct login_group *group;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	72
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	73 group = i_new(struct login_group, 1);
4631 f5d53a684856 SIGHUP caused memory corruption Timo Sirainen <tss@iki.fi> parents: 4630 diff changeset	74 group->refcount = 1;
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	75 group->set = set;
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	76 group->mail_process_type = set->protocol == MAIL_PROTOCOL_IMAP ?
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	77 PROCESS_TYPE_IMAP : PROCESS_TYPE_POP3;
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	78
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	79 group->next = login_groups;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	80 login_groups = group;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	81 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	82
4631 f5d53a684856 SIGHUP caused memory corruption Timo Sirainen <tss@iki.fi> parents: 4630 diff changeset	83 static void login_group_unref(struct login_group *group)
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	84 {
4631 f5d53a684856 SIGHUP caused memory corruption Timo Sirainen <tss@iki.fi> parents: 4630 diff changeset	85 i_assert(group->refcount > 0);
f5d53a684856 SIGHUP caused memory corruption Timo Sirainen <tss@iki.fi> parents: 4630 diff changeset	86
f5d53a684856 SIGHUP caused memory corruption Timo Sirainen <tss@iki.fi> parents: 4630 diff changeset	87 if (--group->refcount > 0)
f5d53a684856 SIGHUP caused memory corruption Timo Sirainen <tss@iki.fi> parents: 4630 diff changeset	88 return;
f5d53a684856 SIGHUP caused memory corruption Timo Sirainen <tss@iki.fi> parents: 4630 diff changeset	89
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	90 i_free(group);
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	91 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	92
2736 0f31778d3c34 Changed dovecot-auth protocol to ASCII based. Should be easier now to write Timo Sirainen <tss@iki.fi> parents: 2691 diff changeset	93 void auth_master_callback(const char user, const char const *args,
4907 5b4c9b20eba0 Replaced void context from a lot of callbacks with the actual context Timo Sirainen <tss@iki.fi>* parents: 4740 diff changeset	94 struct login_auth_request *request)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	95 {
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	96 struct master_login_reply master_reply;
2329 f34aca0d7c85 Changed default cache fields. Timo Sirainen <tss@iki.fi> parents: 2141 diff changeset	97 ssize_t ret;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	98
4740 0a1fa29ac87f inetd logins kept crashing dovecot master. Timo Sirainen <tss@iki.fi> parents: 4734 diff changeset	99 memset(&master_reply, 0, sizeof(master_reply));
2736 0f31778d3c34 Changed dovecot-auth protocol to ASCII based. Should be easier now to write Timo Sirainen <tss@iki.fi> parents: 2691 diff changeset	100 if (user == NULL)
5846 21e529b8a701 Initial implementation for mail_max_user_connections setting. Timo Sirainen <tss@iki.fi> parents: 5843 diff changeset	101 master_reply.status = MASTER_LOGIN_STATUS_INTERNAL_ERROR;
7226 e6693a0ec8e1 Renamed T_FRAME_BEGIN/END to T_BEGIN/END. Removed T_FRAME() macro and Timo Sirainen <tss@iki.fi> parents: 7109 diff changeset	102 else T_BEGIN {
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	103 struct login_group *group = request->process->group;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	104
5846 21e529b8a701 Initial implementation for mail_max_user_connections setting. Timo Sirainen <tss@iki.fi> parents: 5843 diff changeset	105 master_reply.status =
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	106 create_mail_process(group->mail_process_type,
f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	107 group->set,
4197 c3ded5b815aa If we have plugins set and imap_capability unset, figure out the IMAP Timo Sirainen <tss@iki.fi> parents: 4148 diff changeset	108 request->fd, &request->local_ip,
c3ded5b815aa If we have plugins set and imap_capability unset, figure out the IMAP Timo Sirainen <tss@iki.fi> parents: 4148 diff changeset	109 &request->remote_ip, user, args,
7927 2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	110 request->data_size, request->data,
4197 c3ded5b815aa If we have plugins set and imap_capability unset, figure out the IMAP Timo Sirainen <tss@iki.fi> parents: 4148 diff changeset	111 FALSE);
7226 e6693a0ec8e1 Renamed T_FRAME_BEGIN/END to T_BEGIN/END. Removed T_FRAME() macro and Timo Sirainen <tss@iki.fi> parents: 7109 diff changeset	112 } T_END;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	113
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	114 /* reply to login */
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	115 master_reply.tag = request->login_tag;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	116
2329 f34aca0d7c85 Changed default cache fields. Timo Sirainen <tss@iki.fi> parents: 2141 diff changeset	117 ret = o_stream_send(request->process->output, &master_reply,
f34aca0d7c85 Changed default cache fields. Timo Sirainen <tss@iki.fi> parents: 2141 diff changeset	118 sizeof(master_reply));
f34aca0d7c85 Changed default cache fields. Timo Sirainen <tss@iki.fi> parents: 2141 diff changeset	119 if (ret != sizeof(master_reply)) {
f34aca0d7c85 Changed default cache fields. Timo Sirainen <tss@iki.fi> parents: 2141 diff changeset	120 if (ret >= 0) {
f34aca0d7c85 Changed default cache fields. Timo Sirainen <tss@iki.fi> parents: 2141 diff changeset	121 i_warning("Login process %s transmit buffer full, "
f34aca0d7c85 Changed default cache fields. Timo Sirainen <tss@iki.fi> parents: 2141 diff changeset	122 "killing..", dec2str(request->process->pid));
f34aca0d7c85 Changed default cache fields. Timo Sirainen <tss@iki.fi> parents: 2141 diff changeset	123 }
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	124 login_process_destroy(request->process);
2329 f34aca0d7c85 Changed default cache fields. Timo Sirainen <tss@iki.fi> parents: 2141 diff changeset	125 }
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	126
805 5ac361acb316 Marked all non-trivial buffer modifications with @UNSAFE tag. Several Timo Sirainen <tss@iki.fi> parents: 801 diff changeset	127 if (close(request->fd) < 0)
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	128 i_error("close(mail client) failed: %m");
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	129 login_process_unref(request->process);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	130 i_free(request);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	131 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	132
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	133 static void process_remove_from_prelogin_lists(struct login_process *p)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	134 {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	135 if (p->state != LOGIN_STATE_FULL_PRELOGINS)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	136 return;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	137
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	138 if (p->prev_prelogin == NULL)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	139 p->group->oldest_prelogin_process = p->next_prelogin;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	140 else
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	141 p->prev_prelogin->next_prelogin = p->next_prelogin;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	142
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	143 if (p->next_prelogin == NULL)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	144 p->group->newest_prelogin_process = p->prev_prelogin;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	145 else
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	146 p->next_prelogin->prev_prelogin = p->prev_prelogin;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	147
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	148 p->prev_prelogin = p->next_prelogin = NULL;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	149 }
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	150
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	151 static void process_mark_nonlistening(struct login_process *p,
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	152 enum master_login_state new_state)
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	153 {
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	154 if (p->group == NULL)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	155 return;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	156
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	157 if (p->state == LOGIN_STATE_LISTENING)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	158 p->group->listening_processes--;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	159
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	160 if (new_state == LOGIN_STATE_FULL_PRELOGINS) {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	161 /* add to prelogin list */
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	162 i_assert(p->state != new_state);
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	163
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	164 p->prev_prelogin = p->group->newest_prelogin_process;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	165 if (p->group->newest_prelogin_process == NULL)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	166 p->group->oldest_prelogin_process = p;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	167 else
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	168 p->group->newest_prelogin_process->next_prelogin = p;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	169 p->group->newest_prelogin_process = p;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	170 } else {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	171 process_remove_from_prelogin_lists(p);
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	172 }
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	173 }
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	174
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	175 static void process_mark_listening(struct login_process *p)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	176 {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	177 if (p->group == NULL)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	178 return;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	179
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	180 if (p->state != LOGIN_STATE_LISTENING)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	181 p->group->listening_processes++;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	182
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	183 process_remove_from_prelogin_lists(p);
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	184 }
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	185
4651 2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	186 static void login_process_set_initialized(struct login_process *p)
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	187 {
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	188 p->initialized = TRUE;
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	189
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	190 if (logins_stalled) {
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	191 /* processes were created successfully */
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	192 i_info("Created login processes successfully, unstalling");
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	193
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	194 logins_stalled = FALSE;
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	195 timeout_remove(&to);
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	196 to = timeout_add(1000, login_processes_start_missing, NULL);
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	197 }
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	198 }
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	199
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	200 static void
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	201 login_process_set_state(struct login_process *p, enum master_login_state state)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	202 {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	203 if (state == p->state \|\| state > LOGIN_STATE_COUNT \|\|
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	204 (state < p->state && p->group->set->login_process_per_connection)) {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	205 i_error("login: tried to change state %d -> %d "
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	206 "(if you can't login at all, see src/lib/fdpass.c)",
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	207 p->state, state);
4640 f5772851ac91 If login process sends wrong state information, restart it. Timo Sirainen <tss@iki.fi> parents: 4632 diff changeset	208 login_process_destroy(p);
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	209 return;
e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	210 }
e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	211
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	212 if (state == LOGIN_STATE_LISTENING) {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	213 process_mark_listening(p);
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	214 } else {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	215 process_mark_nonlistening(p, state);
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	216 }
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	217
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	218 p->state = state;
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	219 }
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	220
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	221 static void login_process_groups_create(void)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	222 {
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	223 struct server_settings *server;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	224
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	225 for (server = settings_root; server != NULL; server = server->next) {
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	226 if (server->imap != NULL)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	227 login_group_create(server->imap);
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	228 if (server->pop3 != NULL)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	229 login_group_create(server->pop3);
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	230 }
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	231 }
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	232
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	233 static struct login_group *
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	234 login_group_process_find(const char *name, enum mail_protocol protocol)
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	235 {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	236 struct login_group *group;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	237
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	238 if (login_groups == NULL)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	239 login_process_groups_create();
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	240
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	241 for (group = login_groups; group != NULL; group = group->next) {
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	242 if (strcmp(group->set->server->name, name) == 0 &&
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	243 group->set->protocol == protocol)
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	244 return group;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	245 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	246
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	247 return NULL;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	248 }
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	249
3863 55df57c028d4 Added "bool" type and changed all ints that were used as booleans to bool. Timo Sirainen <tss@iki.fi> parents: 3692 diff changeset	250 static bool login_process_read_group(struct login_process *p)
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	251 {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	252 struct login_group *group;
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	253 const char name, proto;
5089 18559c7e3a15 Cleanups and minor fixes Timo Sirainen <tss@iki.fi> parents: 4907 diff changeset	254 unsigned char buf[256];
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	255 enum mail_protocol protocol;
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	256 unsigned int len;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	257 ssize_t ret;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	258
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	259 /* read length */
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	260 ret = read(p->fd, buf, 1);
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	261 if (ret != 1)
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	262 len = 0;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	263 else {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	264 len = buf[0];
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	265 if (len >= sizeof(buf)) {
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	266 i_error("login: Server name length too large");
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	267 return FALSE;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	268 }
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	269
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	270 ret = read(p->fd, buf, len);
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	271 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	272
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	273 if (ret < 0)
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	274 i_error("login: read() failed: %m");
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	275 else if (len == 0 \|\| (size_t)ret != len)
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	276 i_error("login: Server name wasn't sent");
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	277 else {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	278 name = t_strndup(buf, len);
3607 a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	279 proto = strchr(name, '/');
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	280 if (proto == NULL) {
3607 a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	281 proto = name;
a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	282 name = "default";
a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	283 } else {
a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	284 name = t_strdup_until(name, proto++);
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	285 }
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	286
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	287 if (strcmp(proto, "imap") == 0)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	288 protocol = MAIL_PROTOCOL_IMAP;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	289 else if (strcmp(proto, "pop3") == 0)
4353 3e542f308cb5 Starting pop3 processes from inetd started actually imap processes after Timo Sirainen <tss@iki.fi> parents: 4197 diff changeset	290 protocol = MAIL_PROTOCOL_POP3;
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	291 else {
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	292 i_error("login: Unknown protocol '%s'", proto);
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	293 return FALSE;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	294 }
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	295
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	296 group = login_group_process_find(name, protocol);
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	297 if (group == NULL) {
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	298 i_error("login: Unknown server name '%s'", name);
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	299 return FALSE;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	300 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	301
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	302 p->group = group;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	303 return login_process_init_group(p);
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	304 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	305 return FALSE;
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	306 }
e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	307
4649 a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	308 static int
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	309 login_read_request(struct login_process p, struct master_login_request req,
7927 2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	310 unsigned char data[MASTER_LOGIN_MAX_DATA_SIZE],
4649 a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	311 int *client_fd_r)
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	312 {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	313 struct stat st;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	314 ssize_t ret;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	315
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	316 *client_fd_r = -1;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	317
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	318 ret = fd_read(p->fd, req, sizeof(*req), client_fd_r);
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	319 if (ret >= (ssize_t)sizeof(req->version) &&
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	320 req->version != MASTER_LOGIN_PROTOCOL_VERSION) {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	321 i_error("login: Protocol version mismatch "
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	322 "(mixed old and new binaries?)");
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	323 return -1;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	324 }
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	325
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	326 if (ret != sizeof(*req)) {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	327 if (ret == 0) {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	328 /* disconnected, ie. the login process died */
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	329 } else if (ret > 0) {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	330 /* request wasn't fully read */
4734 f032a5d2bc0d Error message fix for 64bit systems. Timo Sirainen <tss@iki.fi> parents: 4670 diff changeset	331 i_error("login: fd_read() returned partial %d",
f032a5d2bc0d Error message fix for 64bit systems. Timo Sirainen <tss@iki.fi> parents: 4670 diff changeset	332 (int)ret);
4649 a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	333 } else {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	334 if (errno == EAGAIN)
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	335 return 0;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	336
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	337 i_error("login: fd_read() failed: %m");
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	338 }
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	339 return -1;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	340 }
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	341
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	342 if (req->ino == (ino_t)-1) {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	343 if (*client_fd_r != -1) {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	344 i_error("login: Notification request sent "
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	345 "a file descriptor");
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	346 return -1;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	347 }
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	348 return 1;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	349 }
7927 2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	350 if (req->data_size != 0) {
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	351 if (req->data_size > MASTER_LOGIN_MAX_DATA_SIZE) {
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	352 i_error("login: Too large data_size sent");
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	353 return -1;
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	354 }
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	355 /* @UNSAFE */
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	356 ret = read(p->fd, data, req->data_size);
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	357 if (ret != req->data_size) {
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	358 if (ret == 0) {
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	359 /* disconnected */
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	360 } else if (ret > 0) {
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	361 /* request wasn't fully read */
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	362 i_error("login: Data read partially %d/%u",
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	363 (int)ret, req->data_size);
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	364 } else {
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	365 i_error("login: read(data) failed: %m");
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	366 }
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	367 return -1;
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	368 }
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	369 }
4649 a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	370
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	371 if (*client_fd_r == -1) {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	372 i_error("login: Login request missing a file descriptor");
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	373 return -1;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	374 }
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	375
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	376 if (fstat(*client_fd_r, &st) < 0) {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	377 i_error("login: fstat(mail client) failed: %m");
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	378 return -1;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	379 }
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	380 if (st.st_ino != req->ino) {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	381 i_error("login: Login request inode mismatch: %s != %s",
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	382 dec2str(st.st_ino), dec2str(req->ino));
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	383 return -1;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	384 }
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	385 return 1;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	386 }
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	387
4907 5b4c9b20eba0 Replaced void context from a lot of callbacks with the actual context Timo Sirainen <tss@iki.fi>* parents: 4740 diff changeset	388 static void login_process_input(struct login_process *p)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	389 {
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	390 struct auth_process *auth_process;
fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	391 struct login_auth_request *authreq;
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	392 struct master_login_request req;
7927 2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	393 unsigned char data[MASTER_LOGIN_MAX_DATA_SIZE];
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	394 int client_fd;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	395 ssize_t ret;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	396
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	397 if (p->group == NULL) {
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	398 /* we want to read the group */
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	399 if (!login_process_read_group(p))
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	400 login_process_destroy(p);
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	401 return;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	402 }
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	403
7927 2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	404 ret = login_read_request(p, &req, data, &client_fd);
4649 a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	405 if (ret == 0)
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	406 return;
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	407 if (ret < 0) {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	408 if (client_fd != -1) {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	409 if (close(client_fd) < 0)
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	410 i_error("login: close(mail client) failed: %m");
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	411 }
2779 1fd55b4341b9 Added version to login <-> master communication as well. Timo Sirainen <tss@iki.fi> parents: 2736 diff changeset	412 login_process_destroy(p);
1fd55b4341b9 Added version to login <-> master communication as well. Timo Sirainen <tss@iki.fi> parents: 2736 diff changeset	413 return;
1fd55b4341b9 Added version to login <-> master communication as well. Timo Sirainen <tss@iki.fi> parents: 2736 diff changeset	414 }
1fd55b4341b9 Added version to login <-> master communication as well. Timo Sirainen <tss@iki.fi> parents: 2736 diff changeset	415
4649 a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	416 if (req.ino == (ino_t)-1) {
a3d6a3462745 Send inode number in login requests and verify that they match. Timo Sirainen <tss@iki.fi> parents: 4640 diff changeset	417 /* state notification */
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	418 enum master_login_state state = req.tag;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	419
925 2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	420 if (!p->initialized) {
2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	421 /* initialization notify */
4651 2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	422 login_process_set_initialized(p);
925 2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	423 } else {
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	424 /* change "listening for new connections" status */
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	425 login_process_set_state(p, state);
925 2e649dec0f09 Auth and login processes send an "we're ok" reply at the end of Timo Sirainen <tss@iki.fi> parents: 903 diff changeset	426 }
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	427 return;
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	428 }
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	429
4661 885bef091d1a Make sure we don't kill login processes that haven't yet even sent their Timo Sirainen <tss@iki.fi> parents: 4651 diff changeset	430 if (!p->initialized) {
885bef091d1a Make sure we don't kill login processes that haven't yet even sent their Timo Sirainen <tss@iki.fi> parents: 4651 diff changeset	431 i_error("login: trying to log in before initialization");
885bef091d1a Make sure we don't kill login processes that haven't yet even sent their Timo Sirainen <tss@iki.fi> parents: 4651 diff changeset	432 login_process_destroy(p);
885bef091d1a Make sure we don't kill login processes that haven't yet even sent their Timo Sirainen <tss@iki.fi> parents: 4651 diff changeset	433 return;
885bef091d1a Make sure we don't kill login processes that haven't yet even sent their Timo Sirainen <tss@iki.fi> parents: 4651 diff changeset	434 }
885bef091d1a Make sure we don't kill login processes that haven't yet even sent their Timo Sirainen <tss@iki.fi> parents: 4651 diff changeset	435
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	436 fd_close_on_exec(client_fd, TRUE);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	437
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	438 /* ask the cookie from the auth process */
7927 2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	439 authreq = i_malloc(sizeof(*authreq) + req.data_size);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	440 p->refcount++;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	441 authreq->process = p;
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	442 authreq->tag = ++auth_id_counter;
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	443 authreq->login_tag = req.tag;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	444 authreq->fd = client_fd;
2097 4e77cb0aff21 Added %l, %r and %P variables and mail_log_prefix setting. Timo Sirainen <tss@iki.fi> parents: 2046 diff changeset	445 authreq->local_ip = req.local_ip;
4e77cb0aff21 Added %l, %r and %P variables and mail_log_prefix setting. Timo Sirainen <tss@iki.fi> parents: 2046 diff changeset	446 authreq->remote_ip = req.remote_ip;
7927 2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	447 authreq->data_size = req.data_size;
2351a81ce699 If commands are pipelined after the login command, pass them to the Timo Sirainen <tss@iki.fi> parents: 7922 diff changeset	448 memcpy(authreq->data, data, req.data_size);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	449
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	450 auth_process = auth_process_find(req.auth_pid);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	451 if (auth_process == NULL) {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	452 i_error("login: Authentication process %u doesn't exist",
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	453 req.auth_pid);
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	454 auth_master_callback(NULL, NULL, authreq);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	455 } else {
1035 fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	456 auth_process_request(auth_process, p->pid,
fe49ece0f3ea We have now separate "userdb" and "passdb". They aren't tied to each others Timo Sirainen <tss@iki.fi> parents: 1000 diff changeset	457 req.auth_id, authreq);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	458 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	459 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	460
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	461 static struct login_process *
6519 66e5f514355e Login processes started by inetd aren't ours, don't treat them as such. Timo Sirainen <tss@iki.fi> parents: 6429 diff changeset	462 login_process_new(struct login_group *group, pid_t pid, int fd,
66e5f514355e Login processes started by inetd aren't ours, don't treat them as such. Timo Sirainen <tss@iki.fi> parents: 6429 diff changeset	463 bool inetd_child)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	464 {
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	465 struct login_process *p;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	466
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	467 i_assert(pid != 0);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	468
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	469 p = i_new(struct login_process, 1);
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	470 p->process.type = PROCESS_TYPE_LOGIN;
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	471 p->group = group;
4670 5372b92be174 Reference counter fixes Timo Sirainen <tss@iki.fi> parents: 4668 diff changeset	472 p->refcount = 2; /* once for fd close, another for process exit */
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	473 p->pid = pid;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	474 p->fd = fd;
6519 66e5f514355e Login processes started by inetd aren't ours, don't treat them as such. Timo Sirainen <tss@iki.fi> parents: 6429 diff changeset	475 p->inetd_child = inetd_child;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	476 p->io = io_add(fd, IO_READ, login_process_input, p);
6161 c62f7ee79446 Split o_stream_create_file() to _create_fd() and _create_fd_file(). Timo Sirainen <tss@iki.fi> parents: 6142 diff changeset	477 p->output = o_stream_create_fd(fd, sizeof(struct master_login_reply)*10,
c62f7ee79446 Split o_stream_create_file() to _create_fd() and _create_fd_file(). Timo Sirainen <tss@iki.fi> parents: 6142 diff changeset	478 FALSE);
6519 66e5f514355e Login processes started by inetd aren't ours, don't treat them as such. Timo Sirainen <tss@iki.fi> parents: 6429 diff changeset	479 if (!inetd_child)
66e5f514355e Login processes started by inetd aren't ours, don't treat them as such. Timo Sirainen <tss@iki.fi> parents: 6429 diff changeset	480 child_process_add(pid, &p->process);
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	481
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	482 p->state = LOGIN_STATE_LISTENING;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	483
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	484 if (p->group != NULL) {
4631 f5d53a684856 SIGHUP caused memory corruption Timo Sirainen <tss@iki.fi> parents: 4630 diff changeset	485 p->group->refcount++;
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	486 p->group->processes++;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	487 p->group->listening_processes++;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	488 }
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	489 return p;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	490 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	491
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	492 static void login_process_exited(struct login_process *p)
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	493 {
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	494 if (p->group != NULL)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	495 p->group->processes--;
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	496
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	497 login_process_unref(p);
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	498 }
1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	499
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	500 static void login_process_destroy(struct login_process *p)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	501 {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	502 if (p->destroyed)
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	503 return;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	504 p->destroyed = TRUE;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	505
4651 2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	506 if (!p->initialized)
2fe8f6a0bc5b If login process dies before initialization, stall creation of them instead Timo Sirainen <tss@iki.fi> parents: 4649 diff changeset	507 login_processes_stall();
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	508
764 f57c52738f90 Renamed IBuffer and OBuffer to IStream and OStream which describes their Timo Sirainen <tss@iki.fi> parents: 747 diff changeset	509 o_stream_close(p->output);
3879 928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to Timo Sirainen <tss@iki.fi> parents: 3863 diff changeset	510 io_remove(&p->io);
805 5ac361acb316 Marked all non-trivial buffer modifications with @UNSAFE tag. Several Timo Sirainen <tss@iki.fi> parents: 801 diff changeset	511 if (close(p->fd) < 0)
5ac361acb316 Marked all non-trivial buffer modifications with @UNSAFE tag. Several Timo Sirainen <tss@iki.fi> parents: 801 diff changeset	512 i_error("close(login) failed: %m");
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	513
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	514 process_mark_nonlistening(p, LOGIN_STATE_FULL_LOGINS);
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	515
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	516 if (p->inetd_child)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	517 login_process_exited(p);
4670 5372b92be174 Reference counter fixes Timo Sirainen <tss@iki.fi> parents: 4668 diff changeset	518 login_process_unref(p);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	519 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	520
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	521 static void login_process_unref(struct login_process *p)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	522 {
4670 5372b92be174 Reference counter fixes Timo Sirainen <tss@iki.fi> parents: 4668 diff changeset	523 i_assert(p->refcount > 0);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	524 if (--p->refcount > 0)
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	525 return;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	526
4631 f5d53a684856 SIGHUP caused memory corruption Timo Sirainen <tss@iki.fi> parents: 4630 diff changeset	527 if (p->group != NULL)
f5d53a684856 SIGHUP caused memory corruption Timo Sirainen <tss@iki.fi> parents: 4630 diff changeset	528 login_group_unref(p->group);
f5d53a684856 SIGHUP caused memory corruption Timo Sirainen <tss@iki.fi> parents: 4630 diff changeset	529
3879 928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to Timo Sirainen <tss@iki.fi> parents: 3863 diff changeset	530 o_stream_unref(&p->output);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	531 i_free(p);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	532 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	533
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	534 static void login_process_init_env(struct login_group *group, pid_t pid)
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	535 {
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	536 struct settings *set = group->set;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	537
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	538 child_process_init_env();
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	539
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	540 /* setup access environment - needs to be done after
3692 162ad2307710 Comment update Timo Sirainen <tss@iki.fi> parents: 3691 diff changeset	541 clean_child_process() since it clears environment. Don't set user
162ad2307710 Comment update Timo Sirainen <tss@iki.fi> parents: 3691 diff changeset	542 parameter since we don't want to call initgroups() for login
3691 e167b71e37e3 Don't call initgroups() at the start of login processes. Timo Sirainen <tss@iki.fi> parents: 3607 diff changeset	543 processes. */
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	544 restrict_access_set_env(NULL, set->login_uid,
7341 af998ae4254b Replaced mail_extra_groups setting with mail_privileged_group and Timo Sirainen <tss@iki.fi> parents: 7226 diff changeset	545 set->server->login_gid, (gid_t)-1,
1506 e7c627bacaaf Allow first_valid_gid to be 0. Drop any supplementary groups not in valid Timo Sirainen <tss@iki.fi> parents: 1499 diff changeset	546 set->login_chroot ? set->login_dir : NULL,
2141 8690d2000e33 Added mail_extra_groups setting. Timo Sirainen <tss@iki.fi> parents: 2097 diff changeset	547 0, 0, NULL);
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	548
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	549 env_put("DOVECOT_MASTER=1");
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	550
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	551 if (!set->ssl_disable) {
4388 af61031c746f Settings parser nowadays returns "" instead of NULL when it reads an empty Timo Sirainen <tss@iki.fi> parents: 4353 diff changeset	552 const char *ssl_key_password;
3889 c7462001227b Added support for password protected SSL private keys. The password can be Timo Sirainen <tss@iki.fi> parents: 3879 diff changeset	553
4388 af61031c746f Settings parser nowadays returns "" instead of NULL when it reads an empty Timo Sirainen <tss@iki.fi> parents: 4353 diff changeset	554 ssl_key_password = *set->ssl_key_password != '\0' ?
3889 c7462001227b Added support for password protected SSL private keys. The password can be Timo Sirainen <tss@iki.fi> parents: 3879 diff changeset	555 set->ssl_key_password : ssl_manual_key_password;
c7462001227b Added support for password protected SSL private keys. The password can be Timo Sirainen <tss@iki.fi> parents: 3879 diff changeset	556
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	557 if (*set->ssl_ca_file != '\0') {
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	558 env_put(t_strconcat("SSL_CA_FILE=",
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	559 set->ssl_ca_file, NULL));
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	560 }
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	561 env_put(t_strconcat("SSL_CERT_FILE=",
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	562 set->ssl_cert_file, NULL));
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	563 env_put(t_strconcat("SSL_KEY_FILE=",
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	564 set->ssl_key_file, NULL));
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	565 env_put(t_strconcat("SSL_KEY_PASSWORD=",
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	566 ssl_key_password, NULL));
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	567 env_put("SSL_PARAM_FILE="SSL_PARAMETERS_FILENAME);
7091 59ac3628b8d8 Build environment using envarr and pass it to execve(). This is faster than Timo Sirainen <tss@iki.fi> parents: 7086 diff changeset	568 if (*set->ssl_cipher_list != '\0') {
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	569 env_put(t_strconcat("SSL_CIPHER_LIST=",
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	570 set->ssl_cipher_list, NULL));
1907 190f1d315ce6 Added setting ssl_ca_file, patch by Zach Bagnall Timo Sirainen <tss@iki.fi> parents: 1897 diff changeset	571 }
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	572 env_put(t_strconcat("SSL_CERT_USERNAME_FIELD=",
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	573 set->ssl_cert_username_field, NULL));
1997 1d0985f6bdd9 Added ssl_verify_client_cert setting. Timo Sirainen <tss@iki.fi> parents: 1996 diff changeset	574 if (set->ssl_verify_client_cert)
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	575 env_put("SSL_VERIFY_CLIENT_CERT=1");
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	576 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	577
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	578 if (set->disable_plaintext_auth)
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	579 env_put("DISABLE_PLAINTEXT_AUTH=1");
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	580 if (set->verbose_proctitle)
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	581 env_put("VERBOSE_PROCTITLE=1");
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	582 if (set->verbose_ssl)
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	583 env_put("VERBOSE_SSL=1");
2691 46f879c46b45 auth_verbose now affects imap/pop3 login processes too. Every authentication Timo Sirainen <tss@iki.fi> parents: 2674 diff changeset	584 if (set->server->auths->verbose)
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	585 env_put("VERBOSE_AUTH=1");
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	586
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	587 if (set->login_process_per_connection) {
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	588 env_put("PROCESS_PER_CONNECTION=1");
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	589 env_put("MAX_CONNECTIONS=1");
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	590 } else {
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	591 env_put(t_strdup_printf("MAX_CONNECTIONS=%u",
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	592 set->login_max_connections));
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	593 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	594
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	595 env_put(t_strconcat("PROCESS_UID=", dec2str(pid), NULL));
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	596 env_put(t_strconcat("GREETING=", set->login_greeting, NULL));
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	597 env_put(t_strconcat("LOG_FORMAT_ELEMENTS=",
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	598 set->login_log_format_elements, NULL));
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	599 env_put(t_strconcat("LOG_FORMAT=", set->login_log_format, NULL));
7917 ca2ff54ee9b4 Added support for IMAP ID extension. Timo Sirainen <tss@iki.fi> parents: 7852 diff changeset	600 env_put(t_strconcat("IMAP_ID_SEND=", set->imap_id_send, NULL));
ca2ff54ee9b4 Added support for IMAP ID extension. Timo Sirainen <tss@iki.fi> parents: 7852 diff changeset	601 env_put(t_strconcat("IMAP_ID_LOG=", set->imap_id_log, NULL));
4197 c3ded5b815aa If we have plugins set and imap_capability unset, figure out the IMAP Timo Sirainen <tss@iki.fi> parents: 4148 diff changeset	602
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	603 if (group->mail_process_type == PROCESS_TYPE_IMAP) {
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	604 env_put(t_strconcat("CAPABILITY_STRING=",
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	605 *set->imap_capability != '\0' ?
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	606 set->imap_capability :
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	607 set->imap_generated_capability, NULL));
4197 c3ded5b815aa If we have plugins set and imap_capability unset, figure out the IMAP Timo Sirainen <tss@iki.fi> parents: 4148 diff changeset	608 }
7920 3644883cf44e Support transferring original IPs and ports through IMAP proxies. Timo Sirainen <tss@iki.fi> parents: 7917 diff changeset	609 if (*set->login_trusted_networks != '\0') {
3644883cf44e Support transferring original IPs and ports through IMAP proxies. Timo Sirainen <tss@iki.fi> parents: 7917 diff changeset	610 env_put(t_strconcat("TRUSTED_NETWORKS=",
3644883cf44e Support transferring original IPs and ports through IMAP proxies. Timo Sirainen <tss@iki.fi> parents: 7917 diff changeset	611 set->login_trusted_networks, NULL));
3644883cf44e Support transferring original IPs and ports through IMAP proxies. Timo Sirainen <tss@iki.fi> parents: 7917 diff changeset	612 }
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	613 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	614
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	615 static pid_t create_login_process(struct login_group *group)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	616 {
2046 6ae973f60f43 logging cleanups. Timo Sirainen <tss@iki.fi> parents: 2000 diff changeset	617 struct log_io *log;
5887 3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	618 const struct listener *listens;
3083 a20882c4f092 Disable log throttlong for auth process, and for login processes if Timo Sirainen <tss@iki.fi> parents: 2886 diff changeset	619 unsigned int max_log_lines_per_sec;
2000 c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	620 const char *prefix;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	621 pid_t pid;
5887 3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	622 ARRAY_TYPE(dup2) dups;
7852 53604857c7d2 Change fd limit in login process after it's execed. This fixes OSes which Timo Sirainen <tss@iki.fi> parents: 7851 diff changeset	623 unsigned int i, listen_count = 0, ssl_listen_count = 0;
6396 1b21dfee7bd7 Calculate needed fd count better. Make sure we have one unused fd available Timo Sirainen <tss@iki.fi> parents: 6364 diff changeset	624 int fd[2], log_fd, cur_fd, tmp_fd;
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	625
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	626 if (group->set->login_uid == 0)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	627 i_fatal("Login process must not run as root");
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	628
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	629 /* create communication to process with a socket pair */
2000 c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	630 if (socketpair(AF_UNIX, SOCK_STREAM, 0, fd) < 0) {
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	631 i_error("socketpair() failed: %m");
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	632 return -1;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	633 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	634
3083 a20882c4f092 Disable log throttlong for auth process, and for login processes if Timo Sirainen <tss@iki.fi> parents: 2886 diff changeset	635 max_log_lines_per_sec =
a20882c4f092 Disable log throttlong for auth process, and for login processes if Timo Sirainen <tss@iki.fi> parents: 2886 diff changeset	636 group->set->login_process_per_connection ? 10 : 0;
5632 2ed5abe3aaef Moved SSL listen fd to 4. stdout is now redirected to log. Timo Sirainen <tss@iki.fi> parents: 5358 diff changeset	637 log_fd = log_create_pipe(&log, /max_log_lines_per_sec/0);
2000 c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	638 if (log_fd < 0)
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	639 pid = -1;
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	640 else {
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	641 pid = fork();
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	642 if (pid < 0)
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	643 i_error("fork() failed: %m");
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	644 }
c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	645
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	646 if (pid < 0) {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	647 (void)close(fd[0]);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	648 (void)close(fd[1]);
2000 c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	649 (void)close(log_fd);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	650 return -1;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	651 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	652
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	653 if (pid != 0) {
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	654 /* master */
2046 6ae973f60f43 logging cleanups. Timo Sirainen <tss@iki.fi> parents: 2000 diff changeset	655 prefix = t_strdup_printf("%s-login: ",
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	656 process_names[group->mail_process_type]);
2046 6ae973f60f43 logging cleanups. Timo Sirainen <tss@iki.fi> parents: 2000 diff changeset	657 log_set_prefix(log, prefix);
6542 402d14b5ef8b If child process logged a fatal failure, don't show "returned error 89" Timo Sirainen <tss@iki.fi> parents: 6519 diff changeset	658 log_set_pid(log, pid);
2046 6ae973f60f43 logging cleanups. Timo Sirainen <tss@iki.fi> parents: 2000 diff changeset	659
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	660 net_set_nonblock(fd[0], TRUE);
727 8dd8ebe6bcac We use close-on-exec flag now to make sure that master process closes the Timo Sirainen <tss@iki.fi> parents: 722 diff changeset	661 fd_close_on_exec(fd[0], TRUE);
6519 66e5f514355e Login processes started by inetd aren't ours, don't treat them as such. Timo Sirainen <tss@iki.fi> parents: 6429 diff changeset	662 (void)login_process_new(group, pid, fd[0], FALSE);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	663 (void)close(fd[1]);
2000 c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	664 (void)close(log_fd);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	665 return pid;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	666 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	667
2046 6ae973f60f43 logging cleanups. Timo Sirainen <tss@iki.fi> parents: 2000 diff changeset	668 prefix = t_strdup_printf("master-%s-login: ",
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	669 process_names[group->mail_process_type]);
2046 6ae973f60f43 logging cleanups. Timo Sirainen <tss@iki.fi> parents: 2000 diff changeset	670 log_set_prefix(log, prefix);
6ae973f60f43 logging cleanups. Timo Sirainen <tss@iki.fi> parents: 2000 diff changeset	671
5887 3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	672 t_array_init(&dups, 16);
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	673 dup2_append(&dups, null_fd, STDIN_FILENO);
5632 2ed5abe3aaef Moved SSL listen fd to 4. stdout is now redirected to log. Timo Sirainen <tss@iki.fi> parents: 5358 diff changeset	674 /* redirect writes to stdout also to error log. For example OpenSSL
2ed5abe3aaef Moved SSL listen fd to 4. stdout is now redirected to log. Timo Sirainen <tss@iki.fi> parents: 5358 diff changeset	675 can be made to log its debug messages to stdout. */
5887 3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	676 dup2_append(&dups, log_fd, STDOUT_FILENO);
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	677 dup2_append(&dups, log_fd, STDERR_FILENO);
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	678 dup2_append(&dups, fd[1], LOGIN_MASTER_SOCKET_FD);
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	679
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	680 /* redirect listener fds */
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	681 cur_fd = LOGIN_MASTER_SOCKET_FD + 1;
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	682 if (array_is_created(&group->set->listens)) {
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	683 listens = array_get(&group->set->listens, &listen_count);
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	684 for (i = 0; i < listen_count; i++, cur_fd++)
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	685 dup2_append(&dups, listens[i].fd, cur_fd);
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	686 }
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	687
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	688 if (array_is_created(&group->set->ssl_listens)) {
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	689 listens = array_get(&group->set->ssl_listens,
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	690 &ssl_listen_count);
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	691 for (i = 0; i < ssl_listen_count; i++, cur_fd++)
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	692 dup2_append(&dups, listens[i].fd, cur_fd);
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	693 }
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	694
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	695 if (dup2_array(&dups) < 0)
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	696 i_fatal("Failed to dup2() fds");
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	697
3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	698 /* don't close any of these */
6396 1b21dfee7bd7 Calculate needed fd count better. Make sure we have one unused fd available Timo Sirainen <tss@iki.fi> parents: 6364 diff changeset	699 for (tmp_fd = 0; tmp_fd <= cur_fd; tmp_fd++)
1b21dfee7bd7 Calculate needed fd count better. Make sure we have one unused fd available Timo Sirainen <tss@iki.fi> parents: 6364 diff changeset	700 fd_close_on_exec(tmp_fd, FALSE);
2000 c7c19f5071c3 Write all logging through master process. Fixes problems with log rotation, Timo Sirainen <tss@iki.fi> parents: 1997 diff changeset	701
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	702 (void)close(fd[0]);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	703 (void)close(fd[1]);
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	704
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	705 login_process_init_env(group, getpid());
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	706
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	707 env_put(t_strdup_printf("LISTEN_FDS=%u", listen_count));
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	708 env_put(t_strdup_printf("SSL_LISTEN_FDS=%u", ssl_listen_count));
5887 3f2eb1b9c555 Support listening multiple sockets. SIGHUP also doesn't anymore recreate Timo Sirainen <tss@iki.fi> parents: 5846 diff changeset	709
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	710 if (!group->set->login_chroot) {
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	711 /* no chrooting, but still change to the directory */
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	712 if (chdir(group->set->login_dir) < 0) {
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	713 i_fatal("chdir(%s) failed: %m",
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	714 group->set->login_dir);
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	715 }
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	716 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	717
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	718 restrict_process_size(group->set->login_process_size, (unsigned int)-1);
722 0438621d25ff Added virtual memory size limits to processes. Default values are pretty Timo Sirainen <tss@iki.fi> parents: 699 diff changeset	719
801 86224ff16bf6 Drop root privileges earlier. Close syslog more later in imap-master when Timo Sirainen <tss@iki.fi> parents: 791 diff changeset	720 /* make sure we don't leak syslog fd, but do it last so that
86224ff16bf6 Drop root privileges earlier. Close syslog more later in imap-master when Timo Sirainen <tss@iki.fi> parents: 791 diff changeset	721 any errors above will be logged */
86224ff16bf6 Drop root privileges earlier. Close syslog more later in imap-master when Timo Sirainen <tss@iki.fi> parents: 791 diff changeset	722 closelog();
86224ff16bf6 Drop root privileges earlier. Close syslog more later in imap-master when Timo Sirainen <tss@iki.fi> parents: 791 diff changeset	723
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	724 client_process_exec(group->set->login_executable, "");
1441 a83ce8395316 If exec() fails, show the full path rather than argv[0] Timo Sirainen <tss@iki.fi> parents: 1398 diff changeset	725 i_fatal_status(FATAL_EXEC, "execv(%s) failed: %m",
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	726 group->set->login_executable);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	727 return -1;
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	728 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	729
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	730 static void
5846 21e529b8a701 Initial implementation for mail_max_user_connections setting. Timo Sirainen <tss@iki.fi> parents: 5843 diff changeset	731 login_process_destroyed(struct child_process *process,
6411 6a64e64fa3a3 Renamed __attr___ to ATTR_. Renamed __attrs_used__ to ATTRS_DEFINED. Timo Sirainen <tss@iki.fi> parents: 6396 diff changeset	732 pid_t pid ATTR_UNUSED, bool abnormal_exit)
615 0d852af6842e Master process generates DH/RSA parameters now and stores them into file Timo Sirainen <tss@iki.fi> parents: 614 diff changeset	733 {
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	734 struct login_process p = (struct login_process )process;
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	735
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	736 i_assert(!p->inetd_child);
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	737
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	738 if (abnormal_exit) {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	739 /* don't start raising the process count if they're dying all
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	740 the time */
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	741 if (p->group != NULL)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	742 p->group->wanted_processes_count = 0;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	743 }
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	744
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	745 login_process_exited(p);
615 0d852af6842e Master process generates DH/RSA parameters now and stores them into file Timo Sirainen <tss@iki.fi> parents: 614 diff changeset	746 }
0d852af6842e Master process generates DH/RSA parameters now and stores them into file Timo Sirainen <tss@iki.fi> parents: 614 diff changeset	747
4670 5372b92be174 Reference counter fixes Timo Sirainen <tss@iki.fi> parents: 4668 diff changeset	748 void login_processes_destroy_all(void)
635 90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	749 {
1897 1e6ed8045f2b Changed hash_foreach() to iterator. Timo Sirainen <tss@iki.fi> parents: 1724 diff changeset	750 struct hash_iterate_context *iter;
1e6ed8045f2b Changed hash_foreach() to iterator. Timo Sirainen <tss@iki.fi> parents: 1724 diff changeset	751 void key, value;
1e6ed8045f2b Changed hash_foreach() to iterator. Timo Sirainen <tss@iki.fi> parents: 1724 diff changeset	752
1e6ed8045f2b Changed hash_foreach() to iterator. Timo Sirainen <tss@iki.fi> parents: 1724 diff changeset	753 iter = hash_iterate_init(processes);
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	754 while (hash_iterate(iter, &key, &value)) {
f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	755 struct login_process *p = value;
f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	756
f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	757 if (p->process.type == PROCESS_TYPE_LOGIN)
f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	758 login_process_destroy(p);
f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	759 }
6417 047d0d8bbf0a hash_destroy() and hash_iterate_deinit() now take ** pointer. Timo Sirainen <tss@iki.fi> parents: 6411 diff changeset	760 hash_iterate_deinit(&iter);
635 90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	761
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	762 while (login_groups != NULL) {
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	763 struct login_group *group = login_groups;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	764
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	765 login_groups = group->next;
4631 f5d53a684856 SIGHUP caused memory corruption Timo Sirainen <tss@iki.fi> parents: 4630 diff changeset	766 login_group_unref(group);
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	767 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	768 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	769
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	770 static void login_processes_notify_group(struct login_group *group)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	771 {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	772 struct hash_iterate_context *iter;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	773 struct master_login_reply reply;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	774 void key, value;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	775
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	776 memset(&reply, 0, sizeof(reply));
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	777
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	778 iter = hash_iterate_init(processes);
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	779 while (hash_iterate(iter, &key, &value)) {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	780 struct login_process *p = value;
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	781
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	782 if (p->process.type == PROCESS_TYPE_LOGIN && p->group == group)
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	783 (void)o_stream_send(p->output, &reply, sizeof(reply));
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	784 }
6417 047d0d8bbf0a hash_destroy() and hash_iterate_deinit() now take ** pointer. Timo Sirainen <tss@iki.fi> parents: 6411 diff changeset	785 hash_iterate_deinit(&iter);
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	786 }
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	787
4148 f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	788 static int login_group_start_missings(struct login_group *group)
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	789 {
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	790 if (group->set->login_process_per_connection &&
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	791 group->processes >= group->set->login_max_processes_count &&
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	792 group->listening_processes == 0) {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	793 /* destroy the oldest listening process. non-listening
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	794 processes are logged in users who we don't want to kick out
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	795 because someone's started flooding */
4661 885bef091d1a Make sure we don't kill login processes that haven't yet even sent their Timo Sirainen <tss@iki.fi> parents: 4651 diff changeset	796 if (group->oldest_prelogin_process != NULL &&
885bef091d1a Make sure we don't kill login processes that haven't yet even sent their Timo Sirainen <tss@iki.fi> parents: 4651 diff changeset	797 group->oldest_prelogin_process->initialized)
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	798 login_process_destroy(group->oldest_prelogin_process);
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	799 }
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	800
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	801 /* we want to respond fast when multiple clients are connecting
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	802 at once, but we also want to prevent fork-bombing. use the
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	803 same method as apache: check once a second if we need new
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	804 processes. if yes and we've used all the existing processes,
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	805 double their amount (unless we've hit the high limit).
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	806 Then for each second that didn't use all existing processes,
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	807 drop the max. process count by one. */
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	808 if (group->wanted_processes_count < group->set->login_processes_count) {
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	809 group->wanted_processes_count =
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	810 group->set->login_processes_count;
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	811 } else if (group->listening_processes == 0)
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	812 group->wanted_processes_count *= 2;
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	813 else if (group->wanted_processes_count >
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	814 group->set->login_processes_count)
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	815 group->wanted_processes_count--;
a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	816
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	817 while (group->listening_processes < group->wanted_processes_count &&
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	818 group->processes < group->set->login_max_processes_count) {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	819 if (create_login_process(group) < 0)
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	820 return -1;
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	821 }
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	822
4538 9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	823 if (group->listening_processes == 0 &&
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	824 !group->set->login_process_per_connection) {
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	825 /* we've reached our limit. notify the processes to start
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	826 listening again which makes them kill some of their
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	827 oldest clients when accepting the next connection */
9d9e72374164 Fixes to login process handling, especially with Timo Sirainen <tss@iki.fi> parents: 4388 diff changeset	828 login_processes_notify_group(group);
4148 f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	829 }
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	830 return 0;
635 90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	831 }
90a65c017bf0 SIGHUP reloads now settings. Logged in clients are left untouched, but Timo Sirainen <tss@iki.fi> parents: 615 diff changeset	832
4148 f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	833 static void login_processes_stall(void)
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	834 {
4665 e4d7d01b0784 Deinit crashfix. Timo Sirainen <tss@iki.fi> parents: 4661 diff changeset	835 if (logins_stalled \|\| IS_INETD())
4148 f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	836 return;
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	837
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	838 i_error("Temporary failure in creating login processes, "
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	839 "slowing down for now");
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	840 logins_stalled = TRUE;
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	841
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	842 timeout_remove(&to);
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	843 to = timeout_add(60*1000, login_processes_start_missing, NULL);
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	844 }
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	845
903 fd8888f6f037 Naming style changes, finally got tired of most of the typedefs. Also the Timo Sirainen <tss@iki.fi> parents: 876 diff changeset	846 static void
6411 6a64e64fa3a3 Renamed __attr___ to ATTR_. Renamed __attrs_used__ to ATTRS_DEFINED. Timo Sirainen <tss@iki.fi> parents: 6396 diff changeset	847 login_processes_start_missing(void *context ATTR_UNUSED)
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	848 {
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	849 struct login_group *group;
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	850
5136 86625faa49b5 Start auth processes immediately at startup, not after one second delay. Timo Sirainen <tss@iki.fi> parents: 5089 diff changeset	851 if (!have_initialized_auth_processes) {
86625faa49b5 Start auth processes immediately at startup, not after one second delay. Timo Sirainen <tss@iki.fi> parents: 5089 diff changeset	852 /* don't create login processes before at least one auth
86625faa49b5 Start auth processes immediately at startup, not after one second delay. Timo Sirainen <tss@iki.fi> parents: 5089 diff changeset	853 process has finished initializing */
86625faa49b5 Start auth processes immediately at startup, not after one second delay. Timo Sirainen <tss@iki.fi> parents: 5089 diff changeset	854 return;
86625faa49b5 Start auth processes immediately at startup, not after one second delay. Timo Sirainen <tss@iki.fi> parents: 5089 diff changeset	855 }
86625faa49b5 Start auth processes immediately at startup, not after one second delay. Timo Sirainen <tss@iki.fi> parents: 5089 diff changeset	856
1610 6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	857 if (login_groups == NULL)
6850142c4e25 New configuration file code. Some syntax changes, but tries to be somewhat Timo Sirainen <tss@iki.fi> parents: 1506 diff changeset	858 login_process_groups_create();
614 e60620644af3 login_process_per_connection = yes scales now better when multiple users are Timo Sirainen <tss@iki.fi> parents: 613 diff changeset	859
4148 f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	860 for (group = login_groups; group != NULL; group = group->next) {
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	861 if (login_group_start_missings(group) < 0) {
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	862 login_processes_stall();
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	863 return;
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	864 }
f60d73c96618 If master process runs out of file descriptors, try to handle it more nicely Timo Sirainen <tss@iki.fi> parents: 3901 diff changeset	865 }
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	866 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	867
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	868 static int login_process_send_env(struct login_process *p)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	869 {
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	870 extern char **environ;
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	871 char **env;
3607 a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	872 ssize_t len;
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	873 int ret = 0;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	874
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	875 /* this will clear our environment. luckily we don't need it. */
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	876 login_process_init_env(p->group, p->pid);
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	877
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	878 for (env = environ; *env != NULL; env++) {
e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	879 len = strlen(*env);
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	880
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	881 if (o_stream_send(p->output, *env, len) != len \|\|
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	882 o_stream_send(p->output, "\n", 1) != 1) {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	883 ret = -1;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	884 break;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	885 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	886 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	887
3607 a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	888 if (!p->group->set->login_chroot) {
a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	889 /* if we're not chrooting, we need to tell login process
a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	890 where its base directory is */
a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	891 const char *str = t_strdup_printf("LOGIN_DIR=%s\n",
a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	892 p->group->set->login_dir);
a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	893 len = strlen(str);
a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	894 if (o_stream_send(p->output, str, len) != len)
a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	895 ret = -1;
a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	896 }
a2dd3d895e00 Several fixes to make running from inetd working again Timo Sirainen <tss@iki.fi> parents: 3384 diff changeset	897
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	898 if (ret == 0 && o_stream_send(p->output, "\n", 1) != 1)
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	899 ret = -1;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	900
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	901 env_clean();
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	902 return ret;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	903 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	904
3863 55df57c028d4 Added "bool" type and changed all ints that were used as booleans to bool. Timo Sirainen <tss@iki.fi> parents: 3692 diff changeset	905 static bool login_process_init_group(struct login_process *p)
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	906 {
4740 0a1fa29ac87f inetd logins kept crashing dovecot master. Timo Sirainen <tss@iki.fi> parents: 4734 diff changeset	907 p->group->refcount++;
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	908 p->group->processes++;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	909 p->group->listening_processes++;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	910
7109 e6823d781317 Reverted "environment array" changes. It broke overriding imap/pop3 settings Timo Sirainen <tss@iki.fi> parents: 7091 diff changeset	911 if (login_process_send_env(p) < 0) {
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	912 i_error("login: Couldn't send environment");
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	913 return FALSE;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	914 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	915
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	916 return TRUE;
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	917 }
af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	918
6411 6a64e64fa3a3 Renamed __attr___ to ATTR_. Renamed __attrs_used__ to ATTRS_DEFINED. Timo Sirainen <tss@iki.fi> parents: 6396 diff changeset	919 static void inetd_login_accept(void *context ATTR_UNUSED)
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	920 {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	921 struct login_process *p;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	922 int fd;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	923
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	924 fd = net_accept(inetd_login_fd, NULL, NULL);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	925 if (fd < 0) {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	926 if (fd < -1)
5358 a977ad033903 net_listen_unix() API changed a bit. -1 is now returned for errors that can Timo Sirainen <tss@iki.fi> parents: 5136 diff changeset	927 i_error("accept(inetd_login_fd) failed: %m");
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	928 } else {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	929 net_set_nonblock(fd, TRUE);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	930 fd_close_on_exec(fd, TRUE);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	931
6519 66e5f514355e Login processes started by inetd aren't ours, don't treat them as such. Timo Sirainen <tss@iki.fi> parents: 6429 diff changeset	932 p = login_process_new(NULL, ++login_pid_counter, fd, TRUE);
1275 af685269ead0 login: Wait until we're connected to auth process before executing command Timo Sirainen <tss@iki.fi> parents: 1273 diff changeset	933 p->initialized = TRUE;
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	934 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	935 }
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	936
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	937 void login_processes_init(void)
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	938 {
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	939 auth_id_counter = 0;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	940 login_pid_counter = 0;
1055 a72bba3f8a55 Rewrote setting handling. Changed some existing settings also since POP3 Timo Sirainen <tss@iki.fi> parents: 1039 diff changeset	941 login_groups = NULL;
613 1906116a62ce Finally support for handling each login connection in it's own process. Timo Sirainen <tss@iki.fi> parents: 596 diff changeset	942
5843 f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	943 child_process_set_destroy_callback(PROCESS_TYPE_LOGIN,
f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	944 login_process_destroyed);
f655c4d4a419 Moved child process handling to child-process.[ch]. The hash table now uses Timo Sirainen <tss@iki.fi> parents: 5632 diff changeset	945
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	946 if (!IS_INETD()) {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	947 to = timeout_add(1000, login_processes_start_missing, NULL);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	948 io_listen = NULL;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	949 } else {
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	950 to = NULL;
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	951 io_listen = io_add(inetd_login_fd, IO_READ,
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	952 inetd_login_accept, NULL);
2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	953 }
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	954 }
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	955
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	956 void login_processes_deinit(void)
3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	957 {
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	958 if (to != NULL)
3879 928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to Timo Sirainen <tss@iki.fi> parents: 3863 diff changeset	959 timeout_remove(&to);
1273 2cf2e08a6ee9 Somewhat working code to support loading Dovecot from inetd and such. It Timo Sirainen <tss@iki.fi> parents: 1237 diff changeset	960 if (io_listen != NULL)
3879 928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to Timo Sirainen <tss@iki.fi> parents: 3863 diff changeset	961 io_remove(&io_listen);
0 3b1985cbc908 Initial revision Timo Sirainen <tss@iki.fi> parents: diff changeset	962 }

Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/master/login-process.c @ 7927:2351a81ce699 HEAD